add a plugin-death connection

[ardour.git] / gtk2_ardour / processor_box.h

diff --git a/gtk2_ardour/processor_box.h b/gtk2_ardour/processor_box.h
index 27c529980fb4564d16430fd65fd0e331432908ce..5dd7483be4b3dae84867f1eb440875496828ef71 100644 (file)
--- a/gtk2_ardour/processor_box.h
+++ b/gtk2_ardour/processor_box.h
@@ -250,12 +250,17 @@ private:
                bool on_button_press_event (GdkEventButton *ev);
                bool on_button_release_event (GdkEventButton *ev);
 
+               void plugin_going_away () {
+                       _qdraw_connection.disconnect ();
+               }
+
                void update_height_alloc (uint32_t inline_height);
                virtual uint32_t render_inline (cairo_t *, uint32_t width);
 
                ProcessorEntry& _entry;
                boost::shared_ptr<ARDOUR::Plugin> _plug;
                PBD::ScopedConnection _qdraw_connection;
+               PBD::ScopedConnection _death_connection;
                cairo_surface_t* _surf;
                uint32_t _max_height;
                uint32_t _cur_height;